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I build production-grade SaaS platforms, AI systems, AI agents, and full-stack web applications from architecture to deployment. With 7+ years of experience and 57+ delivered projects, I've worked as a Full Stack Developer, AI Engineer, and SaaS Developer for startups and growing businesses that need software built to scale, not just to demo. Why should you hire me as your Full Stack Developer & AI Engineer? 🏆 7+ years of experience building web applications, SaaS platforms, and scalable backend systems with React, Next.js, Node.js, and Python ✅ 25+ AI systems delivered, including RAG pipelines, LLM-powered applications, AI chatbots, AI agents, and AI voice agents using Retell AI, Voiceflow, LlamaIndex, Pinecone, and OpenAI ✅ Full Stack Developer experienced in building SaaS dashboards, CRMs, admin panels, customer portals, and multi-tenant platforms with NestJS, Node.js, Express, React, and Next.js ✅ AI Engineer specializing in RAG and NLP systems, vector search, semantic retrieval, AI automation, and voice/text agents using ElevenLabs, AssemblyAI, OpenAI, and Claude APIs ✅ AI Voice Agent development for lead qualification, customer support, appointment scheduling, inbound/outbound calls, and business workflow automation ✅ Backend Developer experienced in building secure, scalable RESTful APIs, GraphQL APIs, database architectures, authentication systems, third-party integrations, and business logic ✅ End-to-end ownership: system architecture, database design, API integration, AI integration, frontend development, backend development, cloud deployment (AWS/GCP), and post-launch support My stack: ✔️ Frontend React, Next.js, React Native, Vue.js, Angular, Flutter, HTML, HTML5, CSS, CSS3, Bootstrap, Tailwind CSS, jQuery, Responsive Design, Web Design, Web Application Development ✔️ Backend Node.js, Express.js, NestJS, Python, Django, FastAPI, PHP, Laravel, CodeIgniter, RESTful APIs, GraphQL, API Integration, Software Architecture & Design ✔️ Database PostgreSQL, MySQL, MongoDB, SQL, Redis, Supabase, Firebase, Database Architecture ✔️ AI/LLM OpenAI (GPT), ChatGPT, Claude, Gemini, LangChain, LangGraph, Vercel AI SDK, MCP, CrewAI, LlamaIndex, Pinecone, Retell AI, Voiceflow, ElevenLabs, AssemblyAI, Artificial Intelligence, Machine Learning, NLP, Neural Networks, Computer Vision, Data Science, Bot Development, AI Chatbots, AI Agents, AI Automation ✔️ AI-Assisted Dev Cursor, Claude Code, Lovable, Bolt.new, v0.dev, Replit Agent, GitHub Copilot ✔️ Automation & Integrations Make, n8n, Zapier, HubSpot, Salesforce, Airtable, Slack, Twilio, WhatsApp Business API, Webhooks ✔️ Infrastructure AWS, GCP, Azure, Docker, Kubernetes, CI/CD, GitHub Actions, Serverless Architecture ✔️ Security & Compliance OAuth, JWT, IAM, RBAC, HIPAA, HL7, FHIR If you're looking for a Full Stack Developer, AI Engineer, Backend Developer, SaaS Developer, or AI Agent Developer who can take your product from concept to a stable, scalable production system, let's talk about what you're building. React Developer, React Native, React js, React Native Developer, React Node, React Redux, React Js Developer, React Native expert, React angular, React Front end, Full Stack Developer, Full Stack Web Developer, Full Stack Wordpress Developer, Full Stack Web, Full Stack Development, Full Stack Php, Full Stack php Developer, Full Stack WordPress, Full Stack Web Development, Python Full Stack Developer, Python full stack developer Django, Senior full stack developer. Full-Stack Development React JavaScript HTML5 CSS 3 CSS PHP Bootstrap Vue.js HTML WordPress jQuery Python Software Architecture & Design Full-Stack Development Laravel MySQL Software Development Database Architecture API Web Application API Integration Tailwind CSS CodeIgniter SQL Angular RESTful API MongoDB React Native TypeScript Node.js ExpressJS Angular SQL Database Back-End Development AI Chatbot Chatbot Development ManyChat Chatbot Artificial Intelligence Machine Learning Neural Network Computer Vision MySQL Bot Development Natural Language Processing Data Science React PHP Node.js ExpressJS Laravel PostgreSQL SQL MySQL MongoDB Git Angular RESTful API API Integration Database Backend Development Express MongoDB TypeScript ExpressJS React Node.js MySQL MongoDB Vue.js Angular PostgreSQL Redis Firebase Supabase

Mobile App Developer and React Native Developer focused on building high-quality iOS and Android apps for startups and growing businesses. I help founders and teams launch new mobile apps, improve existing products, fix performance issues, and ship features faster using React Native, Flutter, Swift, and native Android technologies. If you’re hiring because you need certainty (not “hours”), here’s what you get: ✅ A clear build plan (milestones, scope, timeline, risks) before we start ✅ App Store-ready delivery (builds, signing, TestFlight, Play Console) ✅ Scalable code (TypeScript/Dart patterns, modular structure, maintainable UI) 𝗪𝗵𝗮𝘁 𝗜 𝗯𝘂𝗶𝗹𝗱 (𝗮𝗻𝗱 𝘄𝗵𝗮𝘁 𝗜’𝗺 𝘀𝗲𝗮𝗿𝗰𝗵𝗲𝗱 𝗳𝗼𝗿): • React Native App Development (TypeScript, Expo, native modules when needed) • Flutter App Development (Dart, pixel-perfect UI, smooth animations) • iOS Developer work (Swift / SwiftUI) for native features & performance • Android (Kotlin) for platform-specific modules • Firebase backend (Auth, Firestore, Cloud Functions, Push Notifications) • Payments (Stripe), Maps, Chat, Real-time + Offline Sync 𝗣𝗿𝗼𝗼𝗳 & 𝗱𝗲𝗹𝗶𝘃𝗲𝗿𝘆 𝘀𝘁𝘆𝗹𝗲: • 100% JSS | $100K+ earned | 4000+ hours | 34+ projects • Figma → working app with matching UI, responsiveness, and edge cases covered • Regular updates + clean documentation so you’re never guessing progress If you need a mobile developer who can take ownership and move fast without creating chaos, send me a message with your app details.

Did you know that 68% of MVPs fail within months of launch? Budgets blow up. Deadlines slip. Most teams lose focus on what actually matters. Sound familiar? I'm Herman, CEO of Coding House Studio. As your future technical partner and a mobile app development team, we help advertising agencies and small to mid-size businesses launch MVPs the right way — fast, focused, and without cutting corners. We build products ready to grow, centered on the features that matter most, and designed to get your idea in front of real users as quickly as possible. We reduce time to market by 40% compared to traditional alternatives by focusing strictly on high-impact MVP features. We've been doing this for over five years and we understand what our clients need, often before they say it. More than 20 projects delivered across North America. In Q1 of 2026, three of our clients went live on both the App Store and Google Play. We know what it takes to go from idea to launch as a mobile app developer — and we help you get there without wasting time or money. Our mobile app developer team of 15 handles everything from rough notes to a polished, ready-to-launch product. Most projects ship in 4 to 12 weeks, with ongoing support if you need it. We use AI to build faster and smarter — and help our clients integrate AI directly into their own apps. You get a clear path from idea to a working mobile app that launches, gets users, and scales. Instead of just development, you get a mobile app developer team focused on real outcomes for iOS and Android. If your mobile app developer process slows down or becomes too complex, you get structure and clarity. If you already have a mobile app, you get help with new features, API integration, and performance improvements. If you are starting from scratch, you get a clear path to MVP launch with an experienced mobile app developer by your side. Our clients rely on us for transparency. We help you figure out what your MVP needs right now — and what can wait. If you're looking for a trusted mobile app developer partner to launch on time and on budget, we're here. 𝗪𝗵𝗮𝘁 𝘆𝗼𝘂 𝗴𝗲𝘁 - Mobile app developer for iOS development and Android app development using Flutter, React Native, Swift, Kotlin, and Java, with strong focus on mobile app design, performance, and smartphone optimization - A clear MVP development process with fast time to market and structured app development - A full product built with backend systems, API integration, and scalable architecture using Node.js, JavaScript, Python, Firebase, and Supabase - Web application, admin dashboard, and user dashboard to support your product, built with a web developer approach using React and modern frontend tools, wordpress - Continuous product growth through mobile app improvement, mobile app redesign, and mobile app bug fix cycles You get experience from 20+ launched products across healthcare, SaaS platform, marketplaces, EdTech, and consumer apps. The focus is always the same. Your product works for real users, not just in code. 𝗪𝗵𝗮𝘁 𝗺𝗮𝗸𝗲𝘀 𝘁𝗵𝗲 𝗱𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝗰𝗲 You get a product that performs after launch, not just something that was built. No unnecessary complexity and no overengineering. You get AI integration, payment integration, subscription system, and real-time communication only where it actually improves your product. 𝗥𝗲𝘀𝘂𝗹𝘁𝘀 𝘆𝗼𝘂 𝗰𝗮𝗻 𝗲𝘅𝗽𝗲𝗰𝘁 - 20+ mobile app developer projects launched across iOS and Android - Products with active users, subscription system, and real business logic built through mobile app developer - Scalable systems with API integration, admin dashboard, and user dashboard built from the start If you are looking for a mobile app developer who can take your idea to launch or move your product forward, send a message. You will get a clear breakdown of your idea and a step-by-step plan to launch your app faster. 𝘏𝘦𝘳𝘮𝘢𝘯 𝘒𝘳𝘢𝘷𝘤𝘩𝘦𝘯𝘬𝘰 𝘊𝘰𝘥𝘪𝘯𝘨𝘏𝘰𝘶𝘴𝘦𝘚𝘵𝘶𝘥𝘪𝘰 𝗠𝗲𝘀𝘀𝗮𝗴𝗲 𝗺𝗲 𝗮𝗻𝗱 𝗹𝗲𝘁’𝘀 𝘁𝗮𝗸𝗲 𝘆𝗼𝘂𝗿 𝗮𝗽𝗽 𝗶𝗱𝗲𝗮 𝗳𝗿𝗼𝗺 𝗰𝗼𝗻𝗰𝗲𝗽𝘁 𝘁𝗼 𝗹𝗮𝘂𝗻𝗰𝗵.

AI Augmentation / React-Native/ WEBRTC/Firebase My expertise as a highly skilled JavaScript software engineer with an extensive background in social and mobile app development will be of great benefit to your projects successful implementation. I am experienced, entrepreneurial, hands-on professional with 25+ years of experience solving business challenges through the successful design and implementation of technology. More recently i have specialized in creating safe efficient AI integrations with mock services to enable rapid development while maintaining code quality and preventing hallucinations via RAG and correct MCP logic.

𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝟏𝟎+ 𝐘𝐞𝐚𝐫𝐬 𝐨𝐟 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 | 𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 𝐏𝐥𝐮𝐬 𝐅𝐫𝐞𝐞𝐥𝐚𝐧𝐜𝐞𝐫 | 𝟏𝟎𝟎% 𝐉𝐒𝐒 Searching for a Mobile App Developer who ships mobile apps that actually hold up once real users hit them? If you've been burned before with a mobile app that shipped late, broke under real users, or left you stuck with code no other mobile app developer could pick up, you already know the difference a senior mobile app developer makes. I'm a React Native developer and Flutter developer with 10+ years of full-stack engineering behind me, and I build production-ready iOS and Android mobile apps. I take them from empty repo to live on the store, and I build them to hold up after launch. 𝐀 𝐟𝐞𝐰 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩𝐬 𝐈'𝐯𝐞 𝐬𝐡𝐢𝐩𝐩𝐞𝐝: a real estate mobile app with a built-in AI property assistant, a conference mobile app that passed 50,000 downloads and held a 4.9-star rating across the App Store and Google Play, and a satellite-data farming platform I led as mobile app developer for 8 months that served 10,000+ active users without breaking a sweat. I've taken mobile apps from empty repo to launched in as little as 6 weeks. Different industries, same standard every time. 𝐖𝐡𝐚𝐭 𝐈 𝐜𝐚𝐧 𝐛𝐮𝐢𝐥𝐝 𝐟𝐨𝐫 𝐲𝐨𝐮 𝐚𝐬 𝐲𝐨𝐮𝐫 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫, 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐨𝐫 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫: • One codebase for your mobile app in React Native or Flutter that ships to both iOS and Android, so you pay for one build instead of two • Pixel-perfect mobile app screens from your Figma or Adobe XD, so the mobile app looks exactly like the design and not a rough copy • A backend built to scale with Node.js, Python, Firebase, Supabase, MongoDB, or PostgreSQL, so it holds up when your users grow • App Store and Google Play submission handled from start to finish, so you're not stuck fighting rejections on launch day • Maintenance, performance, and new features after launch, so your mobile app keeps improving instead of rotting As the React Native developer or Flutter Developer on your project, I own your entire build from first commit to launch day, and I stay accountable for how it performs after. 𝐇𝐨𝐰 𝐈 𝐰𝐨𝐫𝐤 𝐰𝐢𝐭𝐡 𝐲𝐨𝐮: • We start with a quick chat or call to understand your idea and your business goals, so the mobile app we build actually drives revenue and growth, not just looks nice • Then I come back with a clear technical plan and the right architecture, so you spend your budget once and never pay later to rebuild a shaky foundation • I design and build your mobile app in React Native or Flutter with working builds you test as we go, so you steer the product the whole way and get exactly the mobile app you pictured • I test hard across iOS and Android and handle full App Store and Google Play submission, so you launch clean, on time, and without the rejections that stall most mobile apps • After launch I stay on for maintenance and new features, so your mobile app keeps growing with your users instead of slowly breaking behind you 𝐖𝐡𝐲 𝐬𝐞𝐫𝐢𝐨𝐮𝐬 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 𝐡𝐢𝐫𝐞 𝐦𝐞 𝐚𝐧𝐝 𝐬𝐭𝐚𝐲: • 100% five-star rating across every project, with zero exceptions • Clients who come back for their next build and keep me on long-term • Real client words: "quickly grasped what I needed and needed little to no guidance," and "delivered everything as promised with great attention to detail" • I reply fast, I hit deadlines, and I tell you the truth even when it's not what you want to hear 𝐑𝐞𝐚𝐝𝐲 𝐭𝐨 𝐛𝐮𝐢𝐥𝐝 𝐲𝐨𝐮𝐫 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩? 𝐒𝐞𝐧𝐝 𝐦𝐞 𝐚 𝐦𝐞𝐬𝐬𝐚𝐠𝐞 or 𝐢𝐧𝐯𝐢𝐭𝐞 𝐦𝐞 𝐭𝐨 𝐲𝐨𝐮𝐫 𝐣𝐨𝐛 with your idea, even if it's still rough. If you're serious about building a mobile app that lasts and you want an experienced Flutter developer and React Native developer to own it start to finish, let's talk.

🚀 𝐈𝐍𝐕𝐈𝐓𝐄 𝐓𝐎 𝐈𝐍𝐓𝐄𝐑𝐕𝐈𝐄𝐖 𝐅𝐎𝐑 𝐀 𝐐𝐔𝐈𝐂𝐊 𝐂𝐎𝐍𝐒𝐔𝐋𝐓𝐀𝐓𝐈𝐎𝐍 🚀𝐑𝐞𝐚𝐜𝐭 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 specializing in React, React Native, Front-End Development, and Full-Stack Development. I build responsive React web applications, modern front-end interfaces, and scalable full-stack web applications using React, JavaScript, TypeScript, Next.js, and Node.js. 💼 Delivered 100+ 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐰𝐞𝐛 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 and 𝗥𝗲𝗮𝗰𝘁 𝗙𝗼𝗰𝘂𝘀𝗲𝗱 𝐩𝐫𝐨𝐣𝐞𝐜𝐭𝐬 that helped startups and businesses generate $100k+ in revenue while reducing development time and saving founders dozens of hours through scalable, production-ready systems ⭐️ 𝐏𝐫𝐨𝐯𝐞𝐧 𝐑𝐞𝐬𝐮𝐥𝐭𝐬 & 𝐈𝐦𝐩𝐚𝐜𝐭 • Built and launched 100+ Full-Stack web applications and MVP-focused projects. • Built React-based interfaces and production-ready UI systems for real business applications. • Helped founders move from idea → development → production with scalable architecture. • Improved application performance, reliability, structure, maintainability, and user experience. • Delivered full-stack applications supporting real business workflows, users, and growth. 👨‍💻 𝐀𝐁𝐎𝐔𝐓 I specialize in 𝐑𝐞𝐚𝐜𝐭, 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞, 𝐅𝐫𝐨𝐧𝐭-𝐄𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭, and 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭, helping businesses build modern, responsive, and scalable web applications. My core focus is 𝐑𝐞𝐚𝐜𝐭. I use React to build reusable interfaces, interactive web applications, dashboards, and production-ready front-end systems. With 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞, I build cross-platform mobile applications for iOS and Android using reusable React-based components. For 𝐅𝐫𝐨𝐧𝐭-𝐄𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭, I use React, JavaScript, TypeScript, Next.js, HTML, CSS, Tailwind CSS, Redux, and Material UI to create responsive web experiences. For 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭, I combine React and Next.js with Node.js, Express, Nest.js, REST APIs, GraphQL, MongoDB, PostgreSQL, and Supabase. 🛠 𝐖𝐇𝐀𝐓 𝐈 𝐁𝐔𝐈𝐋𝐃 • React web applications • React Native mobile applications • React front-end interfaces • Responsive websites and web applications • Full-stack web applications • Next.js applications • Interactive dashboards and admin panels • API-driven web applications • Custom web applications • Existing React application improvements and fixes. ⚙️ 𝐂𝐎𝐑𝐄 𝐒𝐓𝐀𝐂𝐊 🎨 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝/𝗥𝗲𝗮𝗰𝘁: React, React.js, React Native, JavaScript, TypeScript, Next.js, HTML, HTML5, CSS, CSS 3, Tailwind CSS, Redux, Material UI, Framer Motion, GSAP. 🧠 𝗕𝗮𝗰𝗸𝗲𝗻𝗱/𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸: Node.js, Express, Nest.js, REST APIs, GraphQL, Convex, API Architecture 📱 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞: PostgreSQL, MongoDB, Supabase, Firebase. ☁️ 𝐃𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭: Vercel, Netlify, Render, AWS, DigitalOcean, Cloudflare 🔗 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬: Stripe, PayPal, OpenAI, Figma to React 🚀 𝐒𝐄𝐑𝐕𝐈𝐂𝐄𝐒 • React Development • React Native Development • Front-End Development • Full-Stack Development • JavaScript Development • TypeScript Development • Next.js Development • Node.js Development • Mobile App Development • Responsive Web Development • Web Application Development • API Development • API Integration • Dashboard Development • React UI Development • Figma to React • React application fixes and improvements 🤝 𝐖𝐇𝐘 𝐂𝐋𝐈𝐄𝐍𝐓𝐒 𝐖𝐎𝐑𝐊 𝐖𝐈𝐓𝐇 𝐌𝐄 • Strong focus on React, React Native, Front-End Development, and Full-Stack Development. • Able to work across React interfaces, APIs, backend systems, and databases. • Clean, scalable, production-ready application architecture. • Experience delivering 100+ full-stack web applications and MVP-focused projects. • Clear communication and reliable delivery from development through production. 📩 𝐋𝐄𝐓'𝐒 𝐁𝐔𝐈𝐋𝐃 𝐘𝐎𝐔𝐑 𝐏𝐑𝐎𝐉𝐄𝐂𝐓 Need a 𝗥𝗲𝗮𝗰𝘁 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗙𝗿𝗼𝗻𝘁-𝗘𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, or 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿? Click "𝗜𝗻𝘃𝗶𝘁𝗲 𝘁𝗼 𝗝𝗼𝗯" and let's discuss your project. 🔑 𝐊𝐄𝐘𝐖𝐎𝐑𝐃𝐒 React, React Developer, React.js, React Native, React JS, React Development, Front-End Development, Front-End Developer, React Native Developer, Full-Stack Development, Full-Stack Developer, Full Stack Developer, JavaScript, JavaScript Developer, TypeScript, TypeScript Developer, Next.js, Next.js Developer, Node.js, Node.js Developer, Web Development, Web Developer, Web Application, Web Application Development, Web App Development, Responsive Design, Responsive Website, HTML, HTML5, CSS, CSS 3, Tailwind CSS, Redux, Material UI, API, API Development, API Integration, REST API, GraphQL, NestJS, ExpressJS, MongoDB, PostgreSQL, Supabase, Firebase, Database Development, Database Architecture, Dashboard Development, Admin Panel, Custom Website, Scalable Web App, High-Performance Web App, Fix Web App, Rebuild Website, Deploy Web App, Figma to React, React Developer.